HTTP Headers Analysis for https://web.ucar.edu

Detected Technologies from Headers

See all in URL Inspect 4

Drupal

Nginx

Pantheon

Varnish

HTTP Security Headers

Status

Strict-Transport-Security

Present

max-age=300

Content-Security-Policy

Missing

Not configured Analyze

Content-Security-Policy-Report-Only

Missing

Not configured Analyze

X-Frame-Options

Good

SAMEORIGIN

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Increase HSTS max-age to at least 1 year and add includeSubDomains
• Add Content-Security-Policy header to prevent XSS attacks
• Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
• Consider adding Permissions-Policy to control browser features

Performance Headers

Accept-Ranges

Performance

bytes

Connection

Performance

close

Transfer-Encoding

Performance

chunked

Vary

Performance

Accept-Encoding, Cookie, Cookie, Cookie

accept-ranges: bytes
connection: close
transfer-encoding: chunked
vary: Accept-Encoding, Cookie, Cookie, Cookie

Caching Headers

Age

Caching

0

Cache-Control

Caching

max-age=300, public

Etag

Caching

W/"1778584791"

Expires

Caching

Sun, 19 Nov 1978 05:00:00 GMT

Last-Modified

Caching

Tue, 12 May 2026 11:19:51 GMT

age: 0
cache-control: max-age=300, public
etag: W/"1778584791"
expires: Sun, 19 Nov 1978 05:00:00 GMT
last-modified: Tue, 12 May 2026 11:19:51 GMT

Content Headers

Content-Language

Content

en

Content-Type

Content

text/html; charset=UTF-8

content-language: en
content-type: text/html; charset=UTF-8

Server Headers

Server

nginx

server: nginx

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date

Other

Tue, 12 May 2026 11:19:51 GMT

Via

Other

1.1 varnish, 1.1 varnish

X-Cache

Other

MISS, MISS

X-Cache-Hits

Other

0, 0

X-Generator

Other

Drupal 10 (https://www.drupal.org)

X-Pantheon-Styx-Hostname

Other

styx-us-a-5fbd9fdf97-zlsps

X-Served-By

Other

cache-chi-klot8100132-CHI, cache-bos-kbos510023-BOS

X-Styx-Req-Id

Other

7e4d5828-4df4-11f1-82e7-ae1db097ba61

X-Timer

Other

S1778584791.103788,VS0,VE240

date: Tue, 12 May 2026 11:19:51 GMT
via: 1.1 varnish, 1.1 varnish
x-cache: MISS, MISS
x-cache-hits: 0, 0
x-generator: Drupal 10 (https://www.drupal.org)
x-pantheon-styx-hostname: styx-us-a-5fbd9fdf97-zlsps
x-served-by: cache-chi-klot8100132-CHI, cache-bos-kbos510023-BOS
x-styx-req-id: 7e4d5828-4df4-11f1-82e7-ae1db097ba61
x-timer: S1778584791.103788,VS0,VE240

Recommendations

Enable compression (gzip/brotli) to improve performance